package com.hy.eatinghelper.quickopen.utils.image;

import android.content.Context;
import android.graphics.Bitmap;
import android.graphics.BitmapShader;
import android.graphics.Canvas;
import android.graphics.Paint;

import com.bumptech.glide.load.engine.bitmap_recycle.BitmapPool;
import com.bumptech.glide.load.resource.bitmap.BitmapTransformation;


public class GlideCircleTFUtil extends BitmapTransformation {

     public GlideCircleTFUtil(Context context) {
          super(context);
     }

     @Override
     protected Bitmap transform(BitmapPool pool, Bitmap toTransform, int outWidth, int outHeight) {
          return circleCrop(pool, toTransform);
     }

     private static Bitmap circleCrop(BitmapPool pool, Bitmap source) {
          if (source == null) return null;

          int size = Math.min(source.getWidth(), source.getHeight());
          int x = (source.getWidth() - size) / 2;
          int y = (source.getHeight() - size) / 2;

          Bitmap squared = Bitmap.createBitmap(source, x, y, size, size);

          Bitmap result = pool.get(size, size, Bitmap.Config.ARGB_8888);
          if (result == null) {
               result = Bitmap.createBitmap(size, size, Bitmap.Config.ARGB_8888);
          }

          Canvas canvas = new Canvas(result);
          Paint paint = new Paint();
          paint.setShader(new BitmapShader(squared, BitmapShader.TileMode.CLAMP, BitmapShader.TileMode.CLAMP));
          paint.setAntiAlias(true);
          float r = size / 2f;
          canvas.drawCircle(r, r, r, paint);
          return result;
     }

     @Override
     public String getId() {
          return getClass().getName();
     }
}
